Enter a number in E.164 format (for example +441952612345)
The prefix +31 1004 serves the region of Rotterdam.
Our database lists the carrier as "KPN".
Mapped location for +31 1004 is (51.9244424, 4.47775).
Ringbat creates area-code pages to provide details when only part of a number is available.
Country: 🇳🇱 NL
Country Code: +31
Carrier: KPN
Prefix: 1004
Location: Rotterdam
Coords: 51.9244424, 4.47775
Area Code Page: +31 1004
Comments: Disabled for area-code pages
Example: +31 1004 *** ***
If you have a full number, use the search box above to view the number-specific page.
+31 1004 is an area code/prefix that appears to be associated with Rotterdam. It may be assigned to multiple phone numbers within that region.
Yes — use Ringbat's number search to look up a full number. This area-code page helps when only part of a number is known.
Carrier information for this prefix: KPN. In some cases multiple carriers may use similar prefixes.
Reverse lookups allow you to see who is calling, whether it’s a friend, business, or spam.
People often search numbers to check for scams, telemarketing, or unfamiliar businesses.
User-submitted reports add valuable context to unknown numbers.
Reminder: Use public data to stay informed and avoid scams.
You can search numbers internationally for global insights.
Combined with carrier info, area codes help pinpoint likely sources.
Copyright © 2025 Ringbat. International Reverse Phone Number Lookup. Legal / DMCA